how to populate the object into table

  

   

    {{value}}
   
   

    {{index}}
   
   
  

data(){
return {
productValue:[
   {
  localData: '8/13/2017'
   },
   {
  localData: '8/13/2017'
   },
   {
  localData: '6/13/2017'
   },
   {
  localData: '5/13/2017'
   }
 ]
}
},

computed:{
 productVal(){
 var vm = this
  return  _.countBy(vm.productValue, function(o){
   return moment(o.localData).format('MMMM');
  }); 
 },
 
  },